Coldwell Banker Residential Brokerage can help you find Chauncey H. Duker School, McHenry, IL homes for sale, condos and open houses. Refine your Chauncey H. Duker School real estate search results by price, property type, bedrooms, baths and other features. Need more information? View Coldwell Banker Residential Brokerage McHenry real estate agents or offices and let us help you find the perfect property. We also have area guides that show more information about properties in McHenry, IL.